<template>
  <h1>App...</h1>
  <Child :age="18" @say="say" />
</template>

<script lang="ts">
import { defineComponent } from "vue";
import Child from "./Child.vue";

export default defineComponent({
  name: "App",
  components: {
    Child,
  },
  methods: {
    say() {
      console.log("hello");
    },
  },
});
</script>

<style>
</style>
